TTBU : Tool blocks for parting and grooving blades
  DesignationB1h1hh4H2L3LbA1GICATGIREMgiic
  TTBU 20-26 26.021.420.009.043.04.0086.0021.038.002300121 0
  TTBU 25-26 26.021.425.005.045.04.00110.0023.042.002300125 0
  TTBU 20-32 32.024.820.0013.050.05.30100.0019.038.002300122 0
  TTBU 25-32 32.024.825.008.050.05.30110.0023.042.002300110 0
  TTBU 32-32 32.024.832.005.054.05.30110.0029.048.002300127 0
  TTBU 25-45 45.038.125.0027.070.05.30110.0023.042.002300518 0
  TTBU 32-45 45.038.132.0020.070.05.30110.0029.048.002301319 0